STRONG SUCTION and PRECISE TRANSFER: Strong suction with no leakage, easy suction, and precise transfer of liquids. Perfect for transferring paint and thinner to get the correct ratio. EASY TO USE and DISPOSABLE: These pipettes dropper are disposable and convenient for what you make. The humanized design reduces the cleaning trouble. 3mL LAB PIPETTES: A set of 500 transfer pipettes, perfect for homes, classrooms, and labs. This massive set eliminates restocking hassles - share with family for DIY projects, store in science kits, or distribute among classmates. No more last-minute runs to restock! ACCURATELY MARKED and VISIBLE SCALE: Plastic dropper pipettes with engraved scale markings for precise and consistent liquid transfer. It not only measures fertiliser and nutrients in plants but also fragrances and essential oils in bath products! ROBUSTLY CRAFTED and SAFE FOR USE: These disposable plastic transfer pipettes are made of soft Polyethylene material, chemically inert, and non-( no off smells). Its walls are optimally thick for flexibility, avoiding both flimsy and leakage. Quantity:500PCS Color:Transparent Material:plastic Package Contents: 500 x Dropper Pipettes Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.